package com.lyz.dataStructure.algorithm.qunaxue2020;/**
 * @Author:759057893@qq.com Lyz
 * @Date: ${Date} 20:40
 * @Description:
 **/

import java.util.Scanner;

/**
 *@Author:759057893@qq.com Lyz
 *@Date: 2019/8/18 20:40
 *@Description:
 **/
public class Main1 {
    public static void main(String[] args) {
        Scanner sc= new Scanner(System.in);
        String s = sc.nextLine();
        String s1 = sc.nextLine();

    }


}
